Question

Which scientist created tests that helped confirm that bacteria and other microorganisms cause a variety of diseases? Robert Koch

Answer 1

Yes, you are correct.
It was Robert Koch who created tests that helped confirm that bacteria and other microorganisms cause a variety of diseases. Before that, the scientists were not as sure as after they have solid proof of what causes these kinds of diseases. 

Answer 2

Answer:

Which scientist devised tests that helped confirm that bacteria and other microorganisms cause a variety of diseases?

Robert Koch **

Anton van Leeuwenhoek

Louis Pasteur

Alexander Fleming

Explanation:

I took test